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Basic Engineering Mechanics and Strength Of Materials
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Aim
Theory
Objective
Pretest
Procedure
Simulation
Posttest
References
Feedback
Fatigue Test
Choose difficulty:
Beginner
Intermediate
Advanced
1. A rod with cross-section area of 3.22 cm
2
is subjected to static mean tensile load of 44.5 kN. What fatigue stress amplitude σ
a
will produce failure after 106 cycles? Assume σ
n
= 220.6 kN/m
2
, σ
u
= 415 kN/m
2
.
a: 196.85 kN/m
2
Explanation
Explanation
b: 146.85 kN/m
2
Explanation
Explanation
c: 280 kN/m
2
Explanation
Explanation
d: 725.45 kN/m
2
Explanation
Explanation
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